Oxygen O2 Sensor Upstream and Downstream Fits for Chevy Avalanche Suburban Silverado 1500 2500 3500HD Tahoe, for GMC Sierra Yukon XL 2008-2012 4.8 5.3 6.0 6.2L Replace 234-4668 234-4256 4PCS

Features

• APPLICATION- O2 sensor for Chevy Silverado 1500 2500 HD Tahoe Suburban 1500 2500 , for Cadillac Escalade, for GMC Yukon XL 1500 Sierra 1500 2500 HD 3500 HD
• REPLACEMENT PART NO.- Oxygen sensor downstream upstream replace 234-4668 , 234-4256 , 12590790 , 12607410 , 12609001 , 213-4229 , 234-4407 , 213-3866 , 12569429 , 12573005 , 12573167 , 12576131 , 12583290 , 12583804 , 12584925 , 12587785 , 12611127 , 8125731670 , 12609457 , 12611165 , 92457789 Before purchasing an oxygen sensor , please carefully check your vehicle's year , brand and model , image , and part number to confirm compatibility
• HIGH STABILITY- BLPextrm Oxygen Sensor has stainless steel shell,aluminum oxide capture layer and pre coated thread. Solve the problems of unstable idle speed,frequent stalling and poor acceleration for your car
• OXYGEN SENSOR WORKING PRINCIPLE - Oxygen sensor trap layer does not allow the platinum electrode to be damaged.Measure the oxygen content after combustion, convert it into a voltage signal and send it to the engine computer to achieve closed-loop control of excess coefficient
• 24-HOUR RESPONSE - Packag include 4 upstream downstream oxygen sensors. If you have any installation issues, please contact us via email. We will reply to you within 24 hours